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http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Contributors are responsible for obtaining permission and paying costs= to =20reproduce any materials, including illustrations and video clips for which t=hey=20 do not hold the copyright.
http://www.w3.org/ns/prov#wasQuotedFrom	upenn.edu